Changing the behaviors of people that have problem with drinking and driving or drinking and violence is tough. An interesting sobriety program in South Dakota claims to be having success with six years of data and an independent RAND study to back them up. Key features of the program include:

Frequent testing means two breathalyzers daily ( morning and evening) and those that fail or don’t participate get a day or two in jail, no exceptions. This supports the idea that daily crisp measurements that drive immediate and modest corrective feedback can reprogram even drug-based habits.